MBBS Anatomy 3

Question 1

Which foramen transmits the optic nerve and ophthalmic artery?

Accepted Answer

Optic canal

Answer

The optic canal transmits the optic nerve (CN II) and the ophthalmic artery.

Question 2

The pudendal nerve exits the pelvis through which foramen?

Accepted Answer

Greater sciatic foramen, then re-enters through the lesser sciatic foramen

Answer

The pudendal nerve exits through the greater sciatic foramen, crosses the ischial spine, and re-enters the perineum through the lesser sciatic foramen.

Question 3

Which structure forms the floor of the cubital fossa?

Accepted Answer

Brachialis and supinator

Answer

The floor of the cubital fossa is formed by the brachialis muscle medially and the supinator laterally.

Question 4

The left recurrent laryngeal nerve hooks around which structure?

Accepted Answer

Aortic arch

Answer

The left recurrent laryngeal nerve hooks under and around the arch of the aorta before ascending to the larynx.

Question 5

Which muscle is innervated by both the anterior and posterior divisions of the obturator nerve?

Accepted Answer

Adductor magnus

Answer

Adductor magnus receives dual innervation: the adductor portion from the obturator nerve and the hamstring portion from the sciatic nerve.

MBBS - Bachelor of Medicine and Bachelor of Surgery Practice Test

MBBS - Bachelor of Medicine and Bachelor of Surgery Practice Test

MBBS Anatomy 3